U.S. patent number D663,697 [Application Number D/377,348] was granted by the patent office on 2012-07-17 for conduit fitting ring. This patent grant is currently assigned to Royal Group Inc.. Invention is credited to John Kehren, Xing-Guo Shen, Lorne Smyth.
United States Patent | D663,697 |
Shen , et al. | July 17, 2012 |
Inventors: | Shen; Xing-Guo (Shanghai, CN), Smyth; Lorne (Orangeville, CA), Kehren; John (Newmarket, CA) |
---|---|
Assignee: | Royal Group Inc. (Woodbridge,
CA) |
Appl. No.: | D/377,348 |
Filed: | October 20, 2010 |
Application Number | Filing Date | Patent Number | Issue Date | ||
---|---|---|---|---|---|
29338058 | Jun 3, 2009 | D634712 | |||
Current U.S. Class: | D13/155 |
Current International Class: | 1303 |
Field of Search: | ;D13/155,156,184 ;D8/354-356,360.1 ;D14/256,299 ;439/207-211,445-447 |
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Royal Pipe Systems; Royal Flex ENT & Fittings; Catalog, May 2004, 12 pages, Canada. cited by other . U.S. Appl. No. 29/338,056, filed Jun. 3, 2009; Title: Conduit Fitting Ring. cited by other . U.S. Appl. No. 12/424,844, filed Apr. 16, 2009; Title: Fitting for Corrugated Conduit. cited by other. |
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